ATI Outdoors, Buffer Tube Kit, Mil-Spec, Spring, Buffer, Locking Ring & Nut, Black

This Advanced Technology Military Buffer Tube package is an outstanding option if you are looking for a complete kit to finish off your AR-15 carbine. The six position hard coat anodized T6 aluminum receiver extension has a mil-spec diameter, and will accept any mil-spec stock. Each piece of this kit is proudly made in the U.S.A.

Includes:
Buffer spring
Buffer
Endplate
Castle nut